A set of trading cards sells for $12 berire tax. After sales tax, it costs $12.60. What is the sales tax rate?

(Please explain how you got the answer)

sales tax rate is 5%

Step-by-step explanation:

Item x sales tax (in decimal form) = total sales tax.

Card before tax=$ 12

Card after tax= $12.6

Difference = $0.6

Take the difference and divide it by the total price: $0.6 ÷ $12.6

=0.0476

Convert the decimal into a percentage by moving the decimal point two places to the right: .0476 becomes 5%

Your original sales tax rate is 5%

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²

75%

step-by-step explanation: